Finding the Fourth Proportional to 77,416,874.52, 116,125,171.92 and 22,867,768.23
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Solution
The fourth proportional to 77,416,874.52, 116,125,171.92 and 22,867,768.23 is: 34,301,611.03
Step by Step Solution
- Step 1: Write the proportion equation
77,416,874.52 : 116,125,171.92 = 22,867,768.23 : x - Step 2: Convert to fraction form
77,416,874.52/116,125,171.92 = 22,867,768.23/x - Step 3: Cross multiply
77,416,874.52x = 116,125,171.92 × 22,867,768.23 - Step 4: Simplify right side
77,416,874.52x = 2,655,523,517,135,464 - Step 5: Solve for x
x = 2,655,523,517,135,464/77,416,874.52 - Step 6: Final answer
x = 34,301,611.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.